/Engine/Source/Runtime/RSA/Public/RSA.h
Create a new RSA public/private key from the supplied exponents and modulus binary data. Each of these arrays should contain a single little endian large integer value
static FRSAKeyHandle CreateKey ( const [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & InPublicExponent, const [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & InPrivateExponent, const [TArray](API\Runtime\Core\Containers\TArray)< uint8 > & InModulus )